12112011102111 has 8 divisors (see below), whose sum is σ = 16414091548464. Its totient is φ = 7942302361920.

The previous prime is 12112011102067. The next prime is 12112011102259. The reversal of 12112011102111 is 11120111021121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12112011102111 - 2¹⁰ = 12112011101087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112011102311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33092926326 + ... + 33092926691.

It is an arithmetic number, because the mean of its divisors is an integer number (2051761443558).

Almost surely, 2^{12112011102111} is an apocalyptic number.

12112011102111 is a deficient number, since it is larger than the sum of its proper divisors (4302080446353).

12112011102111 is an equidigital number, since it uses as much as digits as its factorization.

12112011102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66185853081.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 12112011102111 its reverse (11120111021121), we get a palindrome (23232122123232).

It can be divided in two parts, 1 and 2112011102111, that added together give a palindrome (2112011102112).

The spelling of 12112011102111 in words is "twelve trillion, one hundred twelve billion, eleven million, one hundred two thousand, one hundred eleven".